How Much Can Solar Save in Mount Auburn?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$116
Current Bill/mo
$132
Est. Lease + Battery
7.6 yrs
Payback Period
$30,578
25-Year Savings
What You're Paying Now
Without solar, here's what Ameren Illinois electricity will cost you over time at 6% annual rate increases.
Monthly Bill
$116
Annual Cost
$1,392
25-Year Cost (No Solar)
$76,371
Your Solar Investment
6.5 kW System
$18,850
$10,394
After All IL Incentives
DG Rebate ($300/kW)-$1,950
Illinois Shines RECs (lump sum, ~18 mo)-$6,506
With vs Without Solar in Mount Auburn
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $116/mo | $114/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-19/mo |
| 5-Year Cost | $7,517 | $6,840 |
| 25-Year Cost | $76,371 | $45,793 |
| Rate Control | None — utility sets rates | Fixed at $0.10/kWh (avg.) for 15 years |
| Home Value Impact | None | +$15,000–$25,000 (tax-exempt) |
Your Solar Savings Over Time
Estimated 25-Year Total Savings
$30,578
Without Solar
With Solar
Year 1
$1,392
$1,617
Year 2Payback Year
$2,868
-$3,252
Year 5
$7,847
$1,803
Year 10
$18,348
$10,819
Year 15
$32,400
$20,843
Year 20
$51,206
$32,303
Year 25
$76,371
$45,794
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,392 | $1,617 | -$225 |
| Year 2Payback | $2,868 | -$3,252 | $6,119 |
| Year 3 | $4,432 | -$1,591 | $6,023 |
| Year 4 | $6,089 | $93 | $5,997 |
| Year 5 | $7,847 | $1,803 | $6,044 |
| Year 6 | $9,710 | $3,542 | $6,168 |
| Year 7 | $11,684 | $5,310 | $6,374 |
| Year 8 | $13,777 | $7,111 | $6,667 |
| Year 9 | $15,996 | $8,946 | $7,050 |
| Year 10 | $18,348 | $10,819 | $7,529 |
| Year 11 | $20,841 | $12,731 | $8,109 |
| Year 12 | $23,483 | $14,687 | $8,796 |
| Year 13 | $26,284 | $16,688 | $9,596 |
| Year 14 | $29,253 | $18,739 | $10,514 |
| Year 15 | $32,400 | $20,843 | $11,557 |
| Year 16 | $35,736 | $23,004 | $12,732 |
| Year 17 | $39,272 | $25,226 | $14,046 |
| Year 18 | $43,021 | $27,514 | $15,507 |
| Year 19 | $46,994 | $29,871 | $17,123 |
| Year 20 | $51,206 | $32,303 | $18,902 |
| Year 21 | $55,670 | $34,816 | $20,854 |
| Year 22 | $60,402 | $37,416 | $22,987 |
| Year 23 | $65,418 | $40,107 | $25,311 |
| Year 24 | $70,735 | $42,898 | $27,838 |
| Year 25 | $76,371 | $45,794 | $30,578 |
Start Saving in Mount Auburn
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